/* ============ Arcanum — UI ============ */

:root {
  --ink: #2a1d12;
  --parchment: #e9d8ab;
  --parchment-dark: #d8c28c;
  --gold: #c9a227;
  --gold-bright: #f0c84a;
  --indigo: #0d0a1a;
  --indigo-soft: #1a1430;
  --ember: #e2722f;
  --font-display: "Grenze Gotisch", serif;
  --font-body: "IM Fell English", serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--indigo);
  font-family: var(--font-body);
  color: var(--parchment);
  user-select: none;
}

#scene { position: fixed; inset: 0; display: block; }

.hidden { display: none !important; }

/* ---------- Atmosphäre-Overlays ---------- */

#vignette {
  position: fixed; inset: 0; pointer-events: none; z-index: 5;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(5, 3, 12, 0.55) 100%);
}

#grain {
  position: fixed; inset: -50%; pointer-events: none; z-index: 6;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(4) infinite;
}

@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 1%); }
  50% { transform: translate(1%, -2%); }
  75% { transform: translate(-1%, -1%); }
  100% { transform: translate(2%, 2%); }
}

/* ---------- HUD ---------- */

#hud { position: fixed; inset: 0; pointer-events: none; z-index: 10; }

#crosshair {
  position: absolute; left: 50%; top: 50%;
  width: 6px; height: 6px; margin: -3px 0 0 -3px;
  border-radius: 50%;
  background: rgba(233, 216, 171, 0.9);
  box-shadow: 0 0 6px rgba(240, 200, 74, 0.8);
  transition: transform 0.15s ease, background 0.15s ease;
}

#crosshair.active {
  transform: scale(1.8);
  background: var(--gold-bright);
}

#hover-label {
  position: absolute; left: 50%; top: calc(50% + 26px);
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--gold-bright);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.9), 0 0 18px rgba(240, 200, 74, 0.35);
  white-space: nowrap;
}

#objective {
  position: absolute; top: 22px; left: 26px;
  max-width: 330px;
  padding: 12px 18px 14px;
  background: linear-gradient(160deg, rgba(20, 14, 8, 0.82), rgba(32, 22, 12, 0.72));
  border: 1px solid rgba(201, 162, 39, 0.45);
  border-left: 3px solid var(--gold);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.objective-title {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}

#objective-text { font-size: 1.05rem; line-height: 1.35; font-style: italic; }

#timer {
  position: absolute; top: 22px; right: 26px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: 0.12em;
  color: var(--parchment);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
  padding: 6px 16px;
  background: rgba(20, 14, 8, 0.6);
  border: 1px solid rgba(201, 162, 39, 0.35);
}

#toast {
  position: absolute; left: 50%; bottom: 132px;
  transform: translateX(-50%) translateY(8px);
  max-width: 560px;
  text-align: center;
  font-size: 1.25rem;
  font-style: italic;
  line-height: 1.4;
  color: var(--parchment);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.95), 0 0 30px rgba(0, 0, 0, 0.8);
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Inventar ---------- */

#inventory {
  position: absolute; left: 50%; bottom: 26px;
  transform: translateX(-50%);
  display: flex; gap: 12px;
}

.slot {
  width: 58px; height: 58px;
  display: grid; place-items: center;
  font-size: 1.7rem;
  color: rgba(233, 216, 171, 0.18);
  background: linear-gradient(160deg, rgba(20, 14, 8, 0.75), rgba(32, 22, 12, 0.6));
  border: 1px solid rgba(201, 162, 39, 0.25);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
  transition: all 0.3s ease;
}

.slot.filled {
  color: var(--gold-bright);
  border-color: var(--gold);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 18px rgba(240, 200, 74, 0.35);
  animation: slot-pop 0.45s cubic-bezier(0.2, 1.6, 0.4, 1);
}

.slot.used { color: rgba(240, 200, 74, 0.25); box-shadow: inset 0 2px 8px rgba(0,0,0,0.6); }

@keyframes slot-pop {
  0% { transform: scale(0.6); }
  100% { transform: scale(1); }
}

/* ---------- Lesepanel ---------- */

#reading {
  position: fixed; inset: 0; z-index: 20;
  display: grid; place-items: center;
  background: rgba(5, 3, 12, 0.55);
}

.parchment {
  max-width: 520px;
  margin: 20px;
  padding: 44px 48px 30px;
  color: var(--ink);
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255, 248, 220, 0.55), transparent 60%),
    linear-gradient(165deg, var(--parchment) 0%, var(--parchment-dark) 100%);
  border: 1px solid #a8915e;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.8), inset 0 0 60px rgba(150, 120, 60, 0.25);
  clip-path: polygon(1% 2%, 99% 0%, 100% 97%, 2% 100%);
}

.parchment h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  margin-bottom: 14px;
  color: #4a2c12;
}

.parchment #reading-body { font-size: 1.2rem; line-height: 1.55; font-style: italic; }
.parchment #reading-body p { margin-bottom: 10px; }

.reading-hint {
  margin-top: 22px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.55;
  letter-spacing: 0.08em;
}

/* ---------- Vollbild-Schirme ---------- */

#title-screen, #pause-screen, #win-screen {
  position: fixed; inset: 0; z-index: 30;
  display: grid; place-items: center;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 120%, rgba(226, 114, 47, 0.16), transparent 55%),
    radial-gradient(ellipse at 50% 30%, var(--indigo-soft), var(--indigo) 75%);
}

#pause-screen { background: rgba(8, 5, 18, 0.82); }

.title-inner { max-width: 620px; padding: 24px; animation: rise 0.9s ease both; }

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.title-kicker {
  font-size: 1rem; font-style: italic;
  letter-spacing: 0.18em;
  color: rgba(233, 216, 171, 0.6);
  margin-bottom: 6px;
}

#title-screen h1, #win-screen h1, #pause-screen h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(4rem, 13vw, 7.5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--gold-bright);
  text-shadow:
    0 0 40px rgba(240, 200, 74, 0.35),
    0 4px 0 #6b4e0e,
    0 8px 24px rgba(0, 0, 0, 0.8);
}

h1.small { font-size: clamp(2.6rem, 7vw, 4rem); }

.title-sub {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.45rem;
  letter-spacing: 0.14em;
  margin: 10px 0 22px;
  color: var(--parchment);
}

.title-story {
  font-size: 1.15rem;
  font-style: italic;
  line-height: 1.6;
  color: rgba(233, 216, 171, 0.82);
  margin-bottom: 30px;
}

#win-time {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 3.4rem;
  color: var(--parchment);
  margin: -8px 0 22px;
  text-shadow: 0 0 30px rgba(240, 200, 74, 0.3);
}

button {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: linear-gradient(170deg, var(--gold-bright), var(--gold) 60%, #9a7a1c);
  border: none;
  padding: 14px 44px;
  cursor: pointer;
  clip-path: polygon(3% 8%, 97% 0%, 100% 88%, 1% 100%);
  box-shadow: 0 6px 30px rgba(240, 200, 74, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

button:hover {
  transform: translateY(-2px) rotate(-0.5deg);
  filter: brightness(1.08);
  box-shadow: 0 10px 40px rgba(240, 200, 74, 0.4);
}

button:active { transform: translateY(1px); }

.title-controls {
  margin-top: 26px;
  font-size: 1rem;
  color: rgba(233, 216, 171, 0.65);
}

.title-controls b { color: var(--gold-bright); font-weight: 400; }

.title-note { margin-top: 6px; font-size: 0.85rem; font-style: italic; color: rgba(233, 216, 171, 0.35); }

/* ---------- Touch-Steuerung ---------- */

.touch-only { display: none; }

@media (pointer: coarse) {
  .touch-only { display: block; }
}

#touch-ui { position: fixed; inset: 0; pointer-events: none; z-index: 15; }

#joystick {
  position: absolute;
  width: 130px; height: 130px;
  margin: -65px 0 0 -65px;
  border-radius: 50%;
  border: 2px solid rgba(201, 162, 39, 0.4);
  background: radial-gradient(circle, rgba(20, 14, 8, 0.35), rgba(20, 14, 8, 0.15));
  opacity: 0;
  transition: opacity 0.15s ease;
}

#joystick.visible { opacity: 1; }

#joystick-knob {
  position: absolute; left: 50%; top: 50%;
  width: 56px; height: 56px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(240, 200, 74, 0.85), rgba(154, 122, 28, 0.85));
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

#interact-btn {
  position: absolute; right: 26px; bottom: 96px;
  pointer-events: auto;
  width: 76px; height: 76px;
  padding: 0;
  font-size: 1.9rem;
  line-height: 1;
  color: rgba(233, 216, 171, 0.75);
  background: radial-gradient(circle at 35% 30%, rgba(60, 44, 20, 0.85), rgba(28, 20, 10, 0.85));
  border: 2px solid rgba(201, 162, 39, 0.45);
  border-radius: 50%;
  clip-path: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  transition: all 0.2s ease;
}

#interact-btn.ready {
  color: var(--ink);
  background: radial-gradient(circle at 35% 30%, var(--gold-bright), var(--gold));
  box-shadow: 0 0 26px rgba(240, 200, 74, 0.55);
  transform: scale(1.08);
}

#interact-btn:hover { transform: none; filter: none; }
#interact-btn.ready:hover { transform: scale(1.08); }

#pause-btn {
  position: absolute; top: 84px; right: 26px;
  pointer-events: auto;
  width: 46px; height: 46px;
  padding: 0;
  font-size: 0.9rem;
  color: rgba(233, 216, 171, 0.7);
  background: rgba(20, 14, 8, 0.65);
  border: 1px solid rgba(201, 162, 39, 0.35);
  border-radius: 8px;
  clip-path: none;
  box-shadow: none;
}

#pause-btn:hover { transform: none; filter: none; box-shadow: none; }

/* ---------- Kleine Bildschirme ---------- */

@media (max-width: 720px) {
  #objective {
    top: 14px; left: 14px;
    max-width: min(60vw, 280px);
    padding: 8px 12px 10px;
  }
  #objective-text { font-size: 0.9rem; }
  .objective-title { font-size: 0.7rem; }

  #timer {
    top: 14px; right: 14px;
    font-size: 1.1rem;
    padding: 4px 10px;
  }

  #pause-btn { top: 64px; right: 14px; }

  #toast {
    bottom: 190px;
    max-width: 86vw;
    font-size: 1.05rem;
  }

  #inventory { gap: 8px; bottom: 18px; }
  .slot { width: 44px; height: 44px; font-size: 1.3rem; }

  #hover-label { font-size: 1rem; }

  .parchment { padding: 28px 26px 20px; max-width: 88vw; }
  .parchment h2 { font-size: 1.5rem; }
  .parchment #reading-body { font-size: 1.05rem; }
}